Earphone



FIG. 1 is a side plan view of the earphone.

FIG. 2 is another side view thereof.

FIG. 3 is the other side view thereof.

FIG. 4 is a side plan view thereof.

FIG. 5 is another side plan view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 